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Figure 2 | BMC Microbiology

Figure 2

From: Diarrhea-associated biofilm formed by enteroaggregative Escherichia coli and aggregative Citrobacter freundii: a consortium mediated by putative F pili

Figure 2

Mixed infection assays. A- Qualitative assay. Aggregative C. freundii (EACF) strain 205 improves bacterial adhesion when in combination with typical EAEC strains. B- Quantitative mixed infection assay. Adherence to HeLa cells displayed by EACF 205 and EAEC strains in mixed infections assays was quantified using the counting of colony-forming units (CFU), and was compared with adhesion displayed by the monocultures. EAEC strains showed antagonistic behaviors when in presence of EACF 205. a denotes P < 0.05 for comparison of 2 groups; b and c P < 0.001. Statistical analyses: independent-sample T test.

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